Re: Failed control transfer

Reply: Hans Petter Selasky : "Re: Failed control transfer"
In reply to: Daniel O'Connor: "Re: Failed control transfer"
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From: Hans Petter Selasky <hps_at_selasky.org>
Date: Tue, 11 Oct 2022 11:31:48 UTC

On 10/11/22 13:13, Daniel O'Connor wrote:
> 
> 
>> On 11 Oct 2022, at 21:30, Hans Petter Selasky <hps@selasky.org> wrote:
>>
>> On 10/11/22 12:05, Daniel O'Connor wrote:
>>> In [6]: d.ctrl_transfer(0xc0, 176, 0x42, 0, 256, 1000)
>>
>> 255 and not 256 bytes!
> 
> Same result :(
> 
> --
> Daniel O'Connor
> "The nice thing about standards is that there
> are so many of them to choose from."
> -- Andrew Tanenbaum
> 

What does "usbdump -i usbusX -f Y -s 65536 -vvv" say?

--HPS